Powhatan, Arkansas is located in Lawrence County and has a relatively low overall natural disaster and climate risk rating. The area experiences moderate precipitation levels and temperatures, with high humidity levels. Specific climate factors for Powhatan include its location within the Upper White hydrologic subregion and the Arkansas-White-Red hydrologic region. While the city is not directly impacted by coastlines or fault lines, the presence of nearby water bodies such as the Black River could increase flooding risks during heavy rainfall events.
Powhatan's relatively low risk is also influenced by its proximity to mountain peaks and the presence of the Lower Black hydrologic unit. The area's risk is further mitigated by the very low hurricane risk and low lightning risk. Historical events in the region have shown occasional flooding incidents due to heavy precipitation, but the overall risk remains relatively low compared to other areas. The community's risk is also influenced by the relatively low population density in Powhatan, which reduces the potential impact of natural disasters on residents.
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Lawrence, Arkansas has a relatively low overall risk score of 68.98, with specific risk ratings varying across different natural disaster categories. The county experiences a moderate risk for wildfires (79.57) and thunderstorms (42.76), while facing relatively low risks for earthquakes (66.47), floods (86.70), and winter weather events (33.66). Specific climate factors in the region contribute to these risks, including the frequency of lightning events (92.59%) and hailstorms (3.83%). Lawrence County also has a history of tornado events, with 25 occurrences recorded, resulting in a relatively high risk rating of 79.57.
Geological features in Lawrence County that could impact hazard risk include fault lines, mountain peaks, and water bodies. The area is situated near the New Madrid Seismic Zone, a major seismic zone in the southern United States, increasing the risk of earthquakes. Additionally, the presence of Crowley's Ridge, a prominent geological feature in the region, may influence weather patterns ...
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